  The Air Almanac 2009 Issued by
The Nautical Almanac Office
United States Naval Observatory
under the authority of the
Secretary of the Navy
Provides astronomical data for air navigation. Contains ephemeral data for the year, together with auxiliary tables and graphs, and a brief explanation of the use of the volume. Presents data for the Sun, Moon, Aries, planets, and stars. Softcover. 734 pgs. & tables.
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